<?xml version='1.0' encoding='UTF-8'?>
<MeteorologicalBulletin gml:id="uuid.aa5da8f4-ab6c-47c5-853b-be29f2189f0c" xmlns="http://def.wmo.int/collect/2014" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://def.wmo.int/collect/2014 http://schemas.wmo.int/collect/1.2/collect.xsd"><meteorologicalInformation><VolcanicAshAdvisory gml:id="uuid.478c48f0-190d-481e-8988-97a131780148" permissibleUsage="OPERATIONAL" reportStatus="NORMAL" xmlns="http://icao.int/iwxxm/3.0" xmlns:aixm="http://www.aixm.aero/schema/5.1.1" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://icao.int/iwxxm/3.0 http://schemas.wmo.int/iwxxm/3.0/iwxxm.xsd"><issueTime><gml:TimeInstant gml:id="uuid.2622236a-1760-4b51-9a6d-15d28133344e"><gml:timePosition>2023-12-19T21:32:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.e6d4848d-163f-422d-9aed-31714d0f489d" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.bf0a7f00-1aca-47c9-8b90-b0d7c236512c"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.3194b2b5-6bd7-4974-91da-8544e0b64411" xmlns="http://def.wmo.int/metce/2013"><name>SANTA MARIA 342030</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.b8a7a020-2fc7-4df2-9c47-fe126c095fc9" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>14.750 -91.550</gml:pos></gml:Point></position><eruptionDate>2023-12-19T21:32:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>GUATEMALA</stateOrRegion><summitElevation uom="[ft_i]">12287</summitElevation><advisoryNumber>2023/276</advisoryNumber><informationSource>GOES-16. NWP MODELS.</informationSource><eruptionDetails>INTMT VA EMS.</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.2e2d8d2d-2149-40cc-8585-82167fee32c9" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.7aa60b1d-02a2-43a7-8c7b-ae631a270b01"><gml:timePosition>2023-12-19T21:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.be4a1d13-36a0-459e-8f4f-3f6f7df75baa"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.63ee9520-fb4f-4795-a359-407b74018e2e"><aixm:upperLimit uom="FL">140</aixm:upperLimit><aixm:upperLimitReference>STD</aixm:upperLimitReference><aixm:lowerLimit>GND</aixm:lowerLimit><aixm:lowerLimitReference>SFC</aixm:lowerLimitReference><aixm:horizontalProjection><aixm:Surface axisLabels="Lat Long" gml:id="uuid.d857643f-3a81-4c3e-b87c-3031edcac84c" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="6">15.217 -92.967 15.083 -93.017 14.867 -92.600 14.733 -91.533 14.767 -91.533 15.217 -92.967</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">270</directionOfMotion><speedOfMotion uom="[kn_i]">15</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.8c733ddf-a134-437e-b063-3a7aa91f3a00" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.2b6ca9e0-1ab3-4c55-86dd-63a20f201f5f"><gml:timePosition>2023-12-20T03:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.071258d3-80b1-45ff-8a78-609e80b8403e"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.054e25df-387f-4ff5-907e-5d51779f940e"><aixm:upperLimit uom="FL">140</aixm:upperLimit><aixm:upperLimitReference>STD</aixm:upperLimitReference><aixm:lowerLimit>GND</aixm:lowerLimit><aixm:lowerLimitReference>SFC</aixm:lowerLimitReference><aixm:horizontalProjection><aixm:Surface axisLabels="Lat Long" gml:id="uuid.f32b49e4-1108-46ba-9c2b-d99154495f92" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">15.317 -92.917 14.934 -93.033 14.733 -91.533 14.767 -91.533 15.317 -92.917</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.81dbfe88-a17b-4498-9130-7cd084f1c58e" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.e89691fc-3f9c-4b6c-97e2-ff0606e3a070"><gml:timePosition>2023-12-20T09:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.ec74b804-7850-424e-a7ae-7da5b0b1076c"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.0afaecaa-0194-474e-a046-5d75e2a29767"><aixm:upperLimit uom="FL">140</aixm:upperLimit><aixm:upperLimitReference>STD</aixm:upperLimitReference><aixm:lowerLimit>GND</aixm:lowerLimit><aixm:lowerLimitReference>SFC</aixm:lowerLimitReference><aixm:horizontalProjection><aixm:Surface axisLabels="Lat Long" gml:id="uuid.099a3f68-fe8b-4517-b58f-9a819105ae92" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">15.067 -93.000 14.683 -93.033 14.733 -91.533 14.767 -91.533 15.067 -93.000</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.d228a6ac-2f46-46d9-bb2e-ce8e0ff864db" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.90086645-dcc2-4e91-a45f-776a47faff3a"><gml:timePosition>2023-12-20T15:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VA CLDS OBSD 60 AND 80 NMI WNW OF THE SUMMIT. ANOTHER VA CLD PSBLY EXISTS CLOSER TO THE SUMMIT BUT WX CLD CVR OBSC SUMMIT TO 20 NMI W. FL ESTD FM NWP MDLS. LTLCG FCST IN VA CLD MOVMT THRU T+12HRS. ...HOSLEY</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.886f3bab-413e-4530-a175-13bec1207020"><gml:timePosition indeterminatePosition="before">2023-12-20T03:30:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX23KNES192132_C_KNES_20231219213442.xml</bulletinIdentifier></MeteorologicalBulletin>